package com.wangbo.ocr;

import com.wangbo.ocr.util.Base64Util;
import com.wangbo.ocr.util.FileUtil;
import com.wangbo.ocr.util.GsonUtils;
import com.wangbo.ocr.util.HttpUtil;
import org.json.JSONObject;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * 人脸实名认证
 */
public class TestFaceAuth {

    public static final String APIKey = "nLUiFsnWs0a8qhjr3NK8mpY6";
    public static final String SecretKey = "KwWEfjd60wlpobgxZsAeMSIIy6oQskg8";

    public static String AccessToken = "24.2d9465888e65326c90a2042f3036ed91.2592000.1636354179.282335-24959650";

    public static void main(String[] args) {
//        AccessToken = getAuth(APIKey, SecretKey);
//        System.out.println(AccessToken);

//        personVerify();

        idmatch();
    }

    /**
     * 获取API访问token
     * 该token有一定的有效期，需要自行管理，当失效时需重新获取.
     * @param ak - 百度云官网获取的 API Key
     * @param sk - 百度云官网获取的 Securet Key
     * @return assess_token 示例：
     * "24.460da4889caad24cccdb1fea17221975.2592000.1491995545.282335-1234567"
     */
    public static String getAuth(String ak, String sk) {
        // 获取token地址
        String authHost = "https://aip.baidubce.com/oauth/2.0/token?";
        String getAccessTokenUrl = authHost
                // 1. grant_type为固定参数
                + "grant_type=client_credentials"
                // 2. 官网获取的 API Key
                + "&client_id=" + ak
                // 3. 官网获取的 Secret Key
                + "&client_secret=" + sk;
        try {
            URL realUrl = new URL(getAccessTokenUrl);
            // 打开和URL之间的连接
            HttpURLConnection connection = (HttpURLConnection) realUrl.openConnection();
            connection.setRequestMethod("GET");
            connection.connect();
            // 获取所有响应头字段
            Map<String, List<String>> map = connection.getHeaderFields();
            // 遍历所有的响应头字段
            for (String key : map.keySet()) {
                System.err.println(key + "--->" + map.get(key));
            }
            // 定义 BufferedReader输入流来读取URL的响应
            BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()));
            String result = "";
            String line;
            while ((line = in.readLine()) != null) {
                result += line;
            }
            /**
             * 返回结果示例
             */
            System.err.println("result:" + result);
            JSONObject jsonObject = new JSONObject(result);
            String access_token = jsonObject.getString("access_token");
            long expires_in = jsonObject.getLong("expires_in");
            return access_token;
        } catch (Exception e) {
            System.err.printf("获取token失败！");
            e.printStackTrace(System.err);
        }
        return null;
    }


    /**
     * 重要提示代码中所需工具类
     * FileUtil,Base64Util,HttpUtil,GsonUtils请从
     * https://ai.baidu.com/file/658A35ABAB2D404FBF903F64D47C1F72
     * https://ai.baidu.com/file/C8D81F3301E24D2892968F09AE1AD6E2
     * https://ai.baidu.com/file/544D677F5D4E4F17B4122FBD60DB82B3
     * https://ai.baidu.com/file/470B3ACCA3FE43788B5A963BF0B625F3
     * 下载
     */
    public static String personVerify() {
        // 请求url
        String url = "https://aip.baidubce.com/rest/2.0/face/v3/person/verify";
        try {
            Map<String, Object> map = new HashMap<>();

            String imgStr = Base64Util.encode(FileUtil.readFileByBytes("D:\\temp\\b.jpg"));
            map.put("image", imgStr);
            map.put("liveness_control", "NONE");
            map.put("name", "许徐来");
            map.put("id_card_number", "320683201612140186");
            map.put("image_type", "BASE64");
            map.put("quality_control", "LOW");

            String param = GsonUtils.toJson(map);

            // 注意这里仅为了简化编码每一次请求都去获取access_token，线上环境access_token有过期时间， 客户端可自行缓存，过期后重新获取。
            String accessToken = AccessToken;

            String result = HttpUtil.post(url, accessToken, "application/json", param);
            JSONObject jsonObject = new JSONObject(result);
            // {"error_code":222351,"error_msg":"id number and name not match","log_id":7565946545352,"timestamp":1633765576,"cached":0,"result":null}
            // {"error_code":0,"error_msg":"SUCCESS","log_id":6510110189947,"timestamp":1633765530,"cached":0,"result":{"score":41.6088}}
            JSONObject recognizeObj = jsonObject.getJSONObject("result");
//            double score = recognizeObj.getDouble("score");
//            System.out.println(score);
            return result;
        } catch (Exception e) {
            e.printStackTrace();
        }
        return null;
    }

    public static JSONObject idmatch() {
        // 请求url
        String url = "https://aip.baidubce.com/rest/2.0/face/v3/person/idmatch";
        try {
            Map<String, Object> map = new HashMap<>();

            map.put("name", "许徐来");
            map.put("id_card_number", "320683201612140186");

            String param = GsonUtils.toJson(map);

            // 注意这里仅为了简化编码每一次请求都去获取access_token，线上环境access_token有过期时间， 客户端可自行缓存，过期后重新获取。
            String accessToken = AccessToken;

            String result = HttpUtil.post(url, accessToken, "application/json", param);
            // {"error_code":0,"error_msg":"SUCCESS","log_id":8445751017500,"timestamp":1633772099,"cached":0,"result":null}
            JSONObject jsonObject = new JSONObject(result);
            return jsonObject;
        } catch (Exception e) {
            e.printStackTrace();
        }
        return null;
    }



}
